Sip uri calling

Hi I need someone could enlighten me…I have a ippi sip account and put it as a trunk for my box…For Inbound , skype callers using their skype application can call my ippi account by calling skype2ippi then typing may ippi account name which rings on my freepbx extension…Now i want to call someone on skype using my extension,how can i enable speed dialing with this sip uri ex. [email protected] using my sip ippi trunk

Hi Jef… were you able to implement this?